Tough aggressive & light weight left hand SLX Rapidfire shift levers with Vivid indexing & 2-way release function. Light to the touch but positive & crisp Vivid indexing provides a constant amount of shift lever force 2-way release allows shifting from various riding positions; the upper lever still performs the same shift function but it can now swing in either direction allowing it to be released by the thumb or index finger Pod design allows the use of these shifters with any brake lever Removable optical gear display with integrated cover allows the use of these shifters with any brake lever Barrel adjuster for fine gear tuning Complete with inner & outer cables Multi-position adjustable handlebar clamp for custom lever positioning